The Mosmatic TKA-3w4 High Pressure Rotor Arm 82.787 is engineered to deliver powerful, reliable performance in industrial and commercial cleaning environments. Made from high-quality stainless steel, this rotor arm resists corrosion and wear, ensuring long-lasting durability. Its welded and precision-balanced construction eliminates dangerous vibrations, providing smooth operation and extending equipment life. Designed with three arms and four nozzle connections, the TKA-3w4 offers wide spray coverage within an 18-inch diameter footprint€”ideal for high-volume surface cleaning. The rotor arm features a G3/8\\” NPTF thread inlet and 1/4\\” NPTF nozzle outlets, and it supports pressures up to 4000 PSI and temperatures up to 250°F. With a pH compatibility range of 3 to 12, it is suitable for use with a wide array of cleaning agents.
Applications
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Large-area industrial surface cleaning
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Commercial fleet wash systems
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Heavy machinery maintenance
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Food processing and sanitation facilities
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Warehouse and factory floor cleaning
Key Features
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Stainless Steel Construction – Provides corrosion resistance and longevity
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3-Arm, 4-Nozzle Design – Enables efficient, even spray pattern
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Welded and Balanced – Reduces vibration for safer, smoother use
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Supports 4000 PSI & 250°F – Built for tough, high-pressure environments
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Compatible with pH 3-12 Media – Works with a wide range of chemical solutions
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Thread IN: G3/8\\” NPTF / Thread OUT: 1/4\\” NPTF
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18\\” Diameter – Optimized for maximum spray coverage and cleaning efficiency
Important: Do not use rotor arms unprotected!
Nozzles not included
Specs
Pressure: 4000 psi (27.5 MPa)
Temperature: 250°F
Material Type: Stainless steel
Throughput/medium: ph 3-12
Thread In: G3/8\\” F
Thread Out (for nozzles): 1/4\\” NPTF
Diameter: 18\\”
Contact Us for availability of other styles.



